CN220199046U - Power battery mounting structure of pure electric loader - Google Patents
Power battery mounting structure of pure electric loader Download PDFInfo
- Publication number
- CN220199046U CN220199046U CN202322002728.5U CN202322002728U CN220199046U CN 220199046 U CN220199046 U CN 220199046U CN 202322002728 U CN202322002728 U CN 202322002728U CN 220199046 U CN220199046 U CN 220199046U
- Authority
- CN
- China
- Prior art keywords
- battery
- frame
- tail
- plate
- independent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000009434 installation Methods 0.000 claims abstract description 15
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052744 lithium Inorganic materials 0.000 claims description 3
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Battery Mounting, Suspending (AREA)
Abstract
The utility model relates to a mounting structure of a power battery of a pure electric loader, and belongs to the technical field of production of pure electric loaders. The rear frame comprises a battery integrated module and an independent battery A, wherein the battery integrated module and the independent battery A are installed at the tail part of the rear frame through a tail connecting frame, the tail connecting frame is divided into two layers, the upper layer is the installation position of the battery integrated module, and the lower layer is the installation position of the independent battery A. The beneficial effects are that: more battery pack bags can be assembled, the whole working endurance time is improved, and the adaptability of various working conditions is greatly improved. The 8 battery pack packs are integrated into a large integrated module through a battery frame, and are integrally installed; the rear frame is designed into a two-layer structure, the lower-layer box-shaped structure is used for installing 2 independent battery pack packages, the upper-layer structure is used for installing 8 battery pack packages in a centralized manner, and for a high-power pure electric loader with the weight of 6 tons or more than 6 tons, 10 battery pack packages can be assembled, so that the whole working endurance time is improved, and the adaptability of various working conditions is greatly improved.
Description
Technical Field
The utility model relates to a mounting structure of a power battery of a pure electric loader, and belongs to the technical field of production of pure electric loaders.
Background
The loader is an earthwork machine which is mainly used for shoveling scattered materials such as soil, sand, lime, coal and the like, and can also be used for slightly shoveling ores, hard soil and the like. With the increasingly strict environmental protection requirements, the country has started to strengthen the emission requirements of the engineering machinery, and strengthen the application of the six-country engineering machinery, but the traditional engineering machinery has the emission of engine tail gas after all. The new energy engineering machinery not only has no pollutant emission, but also can reduce the use and maintenance cost. The pure electric loader uses a power storage battery to replace a traditional engine as a power source, and the electric quantity is converted into mechanical energy through a motor to drive each system to work. The pure electric loader has no exhaust emission, no pollution and low noise in the working process; and secondly, the electric quantity utilization rate of the pure engineering machinery is high, and the structure is optimized.
Because the power battery is the only power source of the pure electric loader, the power battery capacity directly determines the working endurance time of the pure electric loader. The technical proposal that the battery pack with 282kwh capacity, namely 8 batteries, is commonly adopted by a 5-ton pure electric loader in the industry is not comprehensive in the prior art, and has the following defects: aiming at a large-tonnage pure electric loader with the capacity of 6 tons or more than 6 tons, the quantity of pack packs is required to be increased, the electric quantity is increased, the whole vehicle endurance time is ensured, more battery pack packs cannot be assembled in the traditional pure electric loader power battery mounting structure, the whole working endurance time is improved, and the adaptability of various working conditions is greatly improved.
What is needed is a mounting structure for a power battery of a pure electric loader, which can be assembled with more battery pack packs, so that the overall working endurance time is improved, and the adaptability of various working conditions is greatly improved.
Disclosure of Invention
In order to solve one of the above problems, according to the above shortcomings in the prior art, the present utility model aims to solve the technical problems: how to realize the assembly of more battery pack packages, the whole working endurance time is improved, the adaptability of various working conditions is greatly improved, and therefore, the power battery mounting structure of the pure electric loader is provided.
The utility model relates to a mounting structure of a power battery of a pure electric loader, which is characterized in that: the rear frame comprises a battery integrated module and an independent battery A, wherein the battery integrated module and the independent battery A are installed at the tail part of the rear frame through a tail connecting frame, the tail connecting frame is divided into two layers, the upper layer is the installation position of the battery integrated module, and the lower layer is the installation position of the independent battery A. More battery pack bags can be assembled, the whole working endurance time is improved, and the adaptability of various working conditions is greatly improved.
Preferably, the rear connecting frame comprises a front supporting plate of a battery frame and a rear supporting plate of the battery frame, wherein the front supporting plate and the rear supporting plate of the battery frame are arranged on the same horizontal plane at intervals, the bottom surfaces of the front side and the rear side of the battery integrated module are respectively supported on the upper surfaces of the front supporting plate of the battery frame and the rear supporting plate of the battery frame, the front supporting plate of the battery frame and the rear supporting plate of the battery frame form an installation position which is positioned on the upper layer of the rear connecting frame and is used for installing the battery integrated module, the rear end of the rear frame is provided with a rear frame tail plate for fixing the front supporting plate of the battery frame, the front supporting plate of the battery frame is positioned in the middle of the rear frame tail plate, the bottom of the rear frame tail plate is provided with a lower supporting plate for supporting an independent battery A, one side of the lower supporting plate, which is far away from the rear frame tail plate is connected with the rear supporting plate of the battery frame through a connecting plate, and the lower supporting plate and the connecting plate are enclosed into an installation groove for accommodating the independent battery A on the lower layer of the rear frame.
More battery pack bags can be assembled, the whole working endurance time is improved, and the adaptability of various working conditions is greatly improved.
Preferably, the middle part of lower floor layer board is provided with the strengthening rib of connection back frame tailboard and connecting plate, and two sets of independent battery A are in the both sides of strengthening rib respectively.
Preferably, the rear frame comprises four layers of battery installation frames, each layer of battery installation frame is fixedly provided with two groups of independent batteries B, the front side of the battery installation frame is detachably connected with the rear frame tail plate through a front fixing bolt, and the rear side of the battery installation frame is detachably connected with the rear supporting plate of the battery frame through a rear fixing bolt.
Firstly, 8 battery pack packs are integrated into a large integrated module through a battery frame, and the integrated module is integrally installed; secondly, the rear frame is designed into a two-layer structure, the lower-layer box-shaped structure is used for installing 2 independent battery pack packs, and the upper-layer structure is used for installing 8 battery pack packs in a concentrated mode. The installation of the 350kwh large-electric-quantity power battery can be realized under the existing battery technology and volume conditions. For a high-power pure electric loader with the capacity of 6 tons or more than 6 tons, 10 battery pack packs can be assembled, the whole working endurance time is improved, and the adaptability to various working conditions is greatly improved.
Preferably, the independent battery B and the independent battery A are the same battery pack, a lithium battery is arranged in the battery pack, each group of battery pack on the battery mounting frame is fixedly connected with a laminate of the battery mounting frame through a corresponding pack battery pack first fixing bolt respectively, and the stability of connection is damped and ensured through an existing anti-loosening washer and a rubber pad; two groups of battery pack on the lower layer support plate are fixedly connected with the lower layer support plate through corresponding pack battery pack second fixing bolts respectively, and the stability of connection is damped and ensured through the existing anti-loosening washers and rubber pads.
Preferably, the rear frame tail plate is provided with a battery frame front mounting hole matched with the front fixing bolt, and the battery frame rear supporting plate is provided with a battery frame rear mounting hole matched with the rear fixing bolt.
Preferably, the end parts of the rear frame tail plate, the lower layer supporting plate, the connecting plate, the battery frame rear supporting plate and the rear baffle are respectively connected by adopting side baffles.
Compared with the prior art, the utility model has the following beneficial effects:
according to the mounting structure of the power battery of the pure electric loader, the tail connecting frame is divided into two layers, the upper layer is the mounting position of the battery integrated module, the lower layer is the mounting position of the independent battery A, more battery pack packs can be assembled, the whole working endurance time is prolonged, and the adaptability of various working conditions is greatly improved.
The utility model relates to a mounting structure of a power battery of a pure electric loader, which is characterized in that 8 battery pack packs are integrated into a large integrated module through a battery frame, and the integrated module is integrally mounted; secondly, the rear frame is designed into a two-layer structure, the lower-layer box structure is used for installing 2 independent battery pack packages, the upper-layer structure is used for installing 8 battery pack packages in a concentrated mode, and for a high-power pure electric loader with the weight of 6 tons or more than 6 tons, 10 battery pack packages can be assembled, so that the whole working endurance time is improved, and the adaptability of various working conditions is greatly improved.
Drawings
In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a rear frame to tail link connection;
FIG. 3 is a block diagram of a battery integrated module;
fig. 4 is a structural view of a battery pack.
In the figure: 1. the rear frame 2, the front support plate 3 of the battery frame, the rear support plate 4 of the battery frame, the battery integrated module 4.1, the battery mounting frame 4.2, the independent battery B4.3, the front fixing bolt 4.4, the rear fixing bolt 4.5, the pack battery pack first fixing bolt 5, the tail connecting frame 6, the independent battery A7, the tail plate 8 of the rear frame, the lower support plate 9, the connecting plate 10, the reinforcing rib 11, the front mounting hole 12 of the battery frame and the rear mounting hole of the battery frame.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
the present utility model is further illustrated by the following examples, which are not intended to be limiting, but any modifications, equivalents, improvements, etc. within the spirit and principles of the present utility model are intended to be included within the scope of the present utility model.
Embodiment 1, as shown in fig. 1, the mounting structure of a power battery of a pure electric loader comprises a battery integrated module 4 and an independent battery A6, wherein the battery integrated module 4 and the independent battery A6 are mounted at the tail part of a rear frame 1 through a tail connecting frame 5, the tail connecting frame 5 is divided into two layers, the upper layer is the mounting position of the battery integrated module 4, and the lower layer is the mounting position of the independent battery A6.
More battery pack bags can be assembled, the whole working endurance time is improved, and the adaptability of various working conditions is greatly improved.
In embodiment 1, as shown in fig. 1-3, the mounting structure of a power battery of a pure electric loader comprises a battery integrated module 4 and an independent battery A6, wherein the battery integrated module 4 and the independent battery A6 are mounted at the tail part of a rear frame 1 through a tail connecting frame 5, the tail connecting frame 5 is divided into two layers, the upper layer is the mounting position of the battery integrated module 4, and the lower layer is the mounting position of the independent battery A6.
Further, the tail connecting frame 5 includes a front support plate 2 of the battery frame and a rear support plate 3 of the battery frame, which are arranged at the same horizontal plane and at intervals, the bottom surfaces of the front side and the rear side of the battery integrated module 4 are respectively supported on the upper surfaces of the front support plate 2 of the battery frame and the rear support plate 3 of the battery frame, the front support plate 2 of the battery frame and the rear support plate 3 of the battery frame form a mounting position for mounting the battery integrated module 4, which is positioned on the upper layer of the tail connecting frame 5, the tail of the rear frame 1 is provided with a rear frame tail plate 7 for fixing the front support plate 2 of the battery frame, the front support plate 2 of the battery frame is positioned in the middle of the rear frame tail plate 7, a lower support plate 8 for supporting the independent battery A6 is mounted at the bottom of the rear frame tail plate 7, one side of the lower support plate 8, which is far away from the rear frame tail plate 7, is connected with the rear support plate 3 through a connecting plate 9, and the rear frame tail plate 7, the lower support plate 8 and the connecting plate 9 are enclosed into a mounting groove for accommodating the independent battery A6, namely the mounting position of the lower layer of the rear frame 5, and the rear frame tail 3 is provided with a vertical rear support plate.
More battery pack bags can be assembled, the whole working endurance time is improved, and the adaptability of various working conditions is greatly improved.
Further, a reinforcing rib 10 for connecting the rear frame tail plate 7 and the connecting plate 9 is arranged in the middle of the lower layer supporting plate 8, and two groups of independent batteries A6 are respectively arranged on two sides of the reinforcing rib 10.
Further, the rear frame 1 comprises four layers of battery mounting frames 4.1, each layer of battery mounting frames 4.1 is fixedly provided with two groups of independent batteries B4.2, the front side of each battery mounting frame 4.1 is detachably connected with the rear frame tail plate 7 through a front fixing bolt 4.3, and the rear side of each battery mounting frame 4.1 is detachably connected with the battery frame rear supporting plate 3 through a rear fixing bolt 4.4.
The cells were mounted on the cell mounting frame in 4 rows and 2 columns as a whole. The battery frame is formed by welding square steel pipes in a splicing mode, welding wire sleeves are arranged between frame layers and at the positions of mounting points of the battery frame and a battery pack in an external mounting mode, and the welding wire sleeves are connected through bolts. The battery pack and the battery mounting frame are fastened through bolts and anti-loosening washers, so that the fixation is ensured to be firm. The rubber shock pad is designed at the bottom of the battery pack, and when the frame is accidentally bumped or knocked, the damage to the battery pack is reduced as much as possible.
The battery capacity of 282kwh is commonly adopted in the industry for a 5-ton pure electric loader, namely, a mode that 4 pack packs are connected in series and then connected in parallel can ensure that the whole vehicle continuously works for more than 6 hours. For a large-tonnage pure electric loader with 6 tons or more than 6 tons, 282kwh electric quantity is insufficient to support normal operation, so that the electric quantity is increased to at least 350kwh, and the number of battery pack packs is increased from 8 to more than 10.
The utility model firstly, 8 battery pack packs are integrated into a large integrated module through a battery frame, and the integrated module is integrally installed; secondly, the rear frame is designed into a two-layer structure, the lower-layer box-shaped structure is used for installing 2 independent battery pack packs, and the upper-layer structure is used for installing 8 battery pack packs in a concentrated mode. The installation of the 350kwh large-electric-quantity power battery can be realized under the existing battery technology and volume conditions. For a high-power pure electric loader with the capacity of 6 tons or more than 6 tons, 10 battery pack packs can be assembled, the whole working endurance time is improved by 25%, and the adaptability to various working conditions is greatly improved.
Because the volume is bigger, the power battery is arranged at the rear side of the vehicle body frame assembly, and the arrangement of other parts of the whole vehicle is not influenced. The weight of a single pack is about 230kg, and 10 packs are about 2.3 tons, so that the weight of the whole car can be balanced. The power battery adopts modularized arrangement, and is integrally divided into two layers for installation. The 8 battery pack packs are arranged on the upper layer in a concentrated manner; the other two battery pack packs are separately arranged on the lower layer.
Further, the independent batteries B4.2 and the independent batteries A6 are the same battery pack, a lithium battery is arranged in the battery pack, each group of battery pack on the battery mounting frame 4.1 is fixedly connected with the laminate of the battery mounting frame 4.1 through the corresponding pack battery pack first fixing bolt 4.5, and the stability of connection is damped and ensured through the existing anti-loosening gasket and rubber pad; two groups of battery pack on the lower layer supporting plate 8 are fixedly connected with the lower layer supporting plate 8 through corresponding pack battery pack second fixing bolts respectively, and the stability of connection is damped and ensured through the existing anti-loosening washers and rubber pads.
Fig. 4 is a schematic diagram of a battery pack, wherein internal cells are arranged in a unique manner to form a single module with fixed voltage and electric quantity, the required voltage and total electric quantity can be obtained by combining a plurality of modules in series and parallel, and the plurality of modules are controlled in an overall manner through a battery management system.
Further, the rear frame tail plate 7 is provided with a battery frame front mounting hole 11 matched with the front fixing bolt 4.3, and the battery frame rear supporting plate 3 is provided with a battery frame rear mounting hole 12 matched with the rear fixing bolt 4.4.
Further, the end parts of the rear frame tail plate 7, the lower layer supporting plate 8, the connecting plate 9, the battery frame rear supporting plate 3 and the rear baffle are respectively connected by adopting side baffles.
Through this patent, the biggest short board of pure electric loader continuation of journey is short has been compensatied, makes pure electric loader can replace diesel loader work under more multiplex condition, provides technical feasibility for its wide range popularization. The pure electric loader is used in a large range, so that the emission of carbon dioxide is greatly reduced.
Interpretation of related terms
Pure electric loader: a loader with a power storage battery as the only power source.
Battery pack: battery pack is a lithium ion battery holder process and generally refers to a combined lithium ion battery pack that includes packaging, encapsulation, and assembly.
And (3) a frame assembly: the frame is the supporting base body of the loader, and all parts on the loader are directly or indirectly arranged on the frame, so that the whole loader is integrated. The loader frame assembly mainly comprises a front frame and a rear frame.
The foregoing has shown and described the basic principles, main features and advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
The present utility model is not described in detail in the present application, and is well known to those skilled in the art.
Claims (5)
1. A pure electric loader power battery mounting structure, its characterized in that: the rear frame comprises a battery integrated module (4) and an independent battery A (6), wherein the battery integrated module (4) and the independent battery A (6) are installed at the tail of a rear frame (1) through a tail connecting frame (5), the tail connecting frame (5) is divided into two layers, the upper layer is the installation position of the battery integrated module (4), and the lower layer is the installation position of the independent battery A (6).
2. The power battery mounting structure of a pure electric loader according to claim 1, wherein the tail connecting frame (5) comprises a battery frame front supporting plate (2) and a battery frame rear supporting plate (3) which are arranged on the same horizontal plane at intervals, the bottom surfaces of the front side and the rear side of the battery integrated module (4) are respectively supported on the upper surfaces of the battery frame front supporting plate (2) and the battery frame rear supporting plate (3), the tail of the rear frame (1) is provided with a rear frame tail plate (7) for fixing the battery frame front supporting plate (2), the battery frame front supporting plate (2) is positioned in the middle of the rear frame tail plate (7), the bottom of the rear frame tail plate (7) is provided with a lower supporting plate (8) for supporting an independent battery A (6), one side, far away from the rear frame tail plate (7), of the lower supporting plate (8) is connected with the battery frame rear supporting plate (3) through a connecting plate (9), the rear frame tail plate (7), the lower supporting plate (8) and the connecting plate (9) are combined to accommodate a mounting groove of the independent battery A (6), and the rear frame tail plate (3) is provided with a vertical baffle.
3. The mounting structure of a power battery of a pure loader according to claim 2, wherein the middle part of the lower layer supporting plate (8) is provided with a reinforcing rib (10) for connecting the rear frame tail plate (7) and the connecting plate (9), and two groups of independent batteries a (6) are respectively positioned at two sides of the reinforcing rib (10).
4. A battery mounting structure for a pure loader according to claim 3, wherein the rear frame (1) comprises four layers of battery mounting frames (4.1), each layer of the battery mounting frames (4.1) is fixedly provided with two groups of independent batteries B (4.2), the front side of the battery mounting frames (4.1) is detachably connected with a rear frame tail plate (7) through a front fixing bolt (4.3), and the rear side of the battery mounting frames (4.1) is detachably connected with a battery frame rear supporting plate (3) through a rear fixing bolt (4.4).
5. The mounting structure of a power battery for a pure loader according to claim 4, wherein the independent battery B (4.2) and the independent battery a (6) are the same battery pack, and a lithium battery is built in the battery pack.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322002728.5U CN220199046U (en) | 2023-07-28 | 2023-07-28 | Power battery mounting structure of pure electric loader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322002728.5U CN220199046U (en) | 2023-07-28 | 2023-07-28 | Power battery mounting structure of pure electric loader |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220199046U true CN220199046U (en) | 2023-12-19 |
Family
ID=89150432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322002728.5U Active CN220199046U (en) | 2023-07-28 | 2023-07-28 | Power battery mounting structure of pure electric loader |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220199046U (en) |
-
2023
- 2023-07-28 CN CN202322002728.5U patent/CN220199046U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108749548B (en) | New energy automobile battery package assembly and new energy automobile | |
| CN110861481A (en) | Battery installation device of electric mining vehicle | |
| CN208460828U (en) | It is a kind of applied to the bracket of battery pack, battery pack and electric car | |
| CN216872182U (en) | Modular battery box, battery box system and electric operation machine | |
| CN206155588U (en) | Vehicle floor structure and power battery mounting structure | |
| CN220199046U (en) | Power battery mounting structure of pure electric loader | |
| CN209298265U (en) | A kind of mesohigh water cooling pile of fuel battery passenger car | |
| CN111710809A (en) | Battery pack box and battery pack | |
| CN215552504U (en) | Battery pack mounting bracket for pure electric sanitation vehicle | |
| CN211731566U (en) | Electric vehicle chassis and vehicle | |
| CN112688001A (en) | Battery arrangement structure for electric loader | |
| CN218498276U (en) | Energy storage device for engineering machinery | |
| CN220905095U (en) | Rear frame for large-tonnage loader | |
| CN220914439U (en) | Power battery mounting frame | |
| CN215759286U (en) | Rear frame structure for electric loader | |
| CN218677451U (en) | Double-layer module battery pack structure | |
| CN110224095A (en) | A kind of new-energy automobile shock-damping structure | |
| CN220053486U (en) | Battery installation arrangement structure of engineering machinery | |
| CN217823140U (en) | Seven-ton lithium battery scraper | |
| CN213816327U (en) | Non-module battery pack structure | |
| CN219544892U (en) | Explosion-proof pure electric loader frame of colliery and loader | |
| CN220963592U (en) | Ore card back battery box and new energy ore card | |
| CN219618896U (en) | Truck power battery trades electric structure | |
| CN212765823U (en) | Quick-change battery box | |
| CN216033794U (en) | Connecting frame of vehicle fuel cell system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |